2 * Copyright (c) HighPoint Technologies, Inc.
5 * Redistribution and use in source and binary forms, with or without
6 * modification, are permitted provided that the following conditions
8 * 1. Redistributions of source code must retain the above copyright
9 * notice, this list of conditions and the following disclaimer.
10 * 2. Redistributions in binary form must reproduce the above copyright
11 * notice, this list of conditions and the following disclaimer in the
12 * documentation and/or other materials provided with the distribution.
14 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
15 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
16 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
17 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
18 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
19 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
20 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
21 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
22 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
23 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
28 #include <dev/hptrr/hptrr_config.h>
29 /* $Id: osm_bsd.c,v 1.27 2007/11/22 07:35:49 gmm Exp $
31 * HighPoint RAID Driver for FreeBSD
32 * Copyright (C) 2005 HighPoint Technologies, Inc. All Rights Reserved.
34 #include <dev/hptrr/os_bsd.h>
35 #include <dev/hptrr/hptintf.h>
37 static int hpt_probe(device_t dev)
44 for (him = him_list; him; him = him->next) {
45 for (i=0; him->get_supported_device_id(i, &pci_id); i++) {
46 if ((pci_get_vendor(dev) == pci_id.vid) &&
47 (pci_get_device(dev) == pci_id.did)){
48 KdPrint(("hpt_probe: adapter at PCI %d:%d:%d, IRQ %d",
49 pci_get_bus(dev), pci_get_slot(dev), pci_get_function(dev), pci_get_irq(dev)
51 device_set_desc(dev, him->name);
52 hba = (PHBA)device_get_softc(dev);
53 memset(hba, 0, sizeof(HBA));
54 hba->ext_type = EXT_TYPE_HBA;
55 hba->ldm_adapter.him = him;
64 static int hpt_attach(device_t dev)
66 PHBA hba = (PHBA)device_get_softc(dev);
67 HIM *him = hba->ldm_adapter.him;
73 KdPrint(("hpt_attach(%d/%d/%d)", pci_get_bus(dev), pci_get_slot(dev), pci_get_function(dev)));
75 #if __FreeBSD_version >=440000
76 pci_enable_busmaster(dev);
79 pci_id.vid = pci_get_vendor(dev);
80 pci_id.did = pci_get_device(dev);
81 pci_id.rev = pci_get_revid(dev);
83 size = him->get_adapter_size(&pci_id);
84 hba->ldm_adapter.him_handle = malloc(size, M_DEVBUF, M_WAITOK);
85 if (!hba->ldm_adapter.him_handle)
89 hba->pciaddr.tree = 0;
90 hba->pciaddr.bus = pci_get_bus(dev);
91 hba->pciaddr.device = pci_get_slot(dev);
92 hba->pciaddr.function = pci_get_function(dev);
94 if (!him->create_adapter(&pci_id, hba->pciaddr, hba->ldm_adapter.him_handle, hba)) {
95 free(hba->ldm_adapter.him_handle, M_DEVBUF);
99 os_printk("adapter at PCI %d:%d:%d, IRQ %d",
100 hba->pciaddr.bus, hba->pciaddr.device, hba->pciaddr.function, pci_get_irq(dev));
102 if (!ldm_register_adapter(&hba->ldm_adapter)) {
103 size = ldm_get_vbus_size();
104 vbus_ext = malloc(sizeof(VBUS_EXT) + size, M_DEVBUF, M_WAITOK);
106 free(hba->ldm_adapter.him_handle, M_DEVBUF);
109 memset(vbus_ext, 0, sizeof(VBUS_EXT));
110 vbus_ext->ext_type = EXT_TYPE_VBUS;
111 ldm_create_vbus((PVBUS)vbus_ext->vbus, vbus_ext);
112 ldm_register_adapter(&hba->ldm_adapter);
115 ldm_for_each_vbus(vbus, vbus_ext) {
116 if (hba->ldm_adapter.vbus==vbus) {
117 hba->vbus_ext = vbus_ext;
118 hba->next = vbus_ext->hba_list;
119 vbus_ext->hba_list = hba;
127 * Maybe we'd better to use the bus_dmamem_alloc to alloc DMA memory,
128 * but there are some problems currently (alignment, etc).
130 static __inline void *__get_free_pages(int order)
132 /* don't use low memory - other devices may get starved */
133 return contigmalloc(PAGE_SIZE<<order,
134 M_DEVBUF, M_WAITOK, BUS_SPACE_MAXADDR_24BIT, BUS_SPACE_MAXADDR, PAGE_SIZE, 0);
137 static __inline void free_pages(void *p, int order)
139 contigfree(p, PAGE_SIZE<<order, M_DEVBUF);
142 static int hpt_alloc_mem(PVBUS_EXT vbus_ext)
149 for (hba = vbus_ext->hba_list; hba; hba = hba->next)
150 hba->ldm_adapter.him->get_meminfo(hba->ldm_adapter.him_handle);
152 ldm_get_mem_info((PVBUS)vbus_ext->vbus, 0);
154 for (f=vbus_ext->freelist_head; f; f=f->next) {
155 KdPrint(("%s: %d*%d=%d bytes",
156 f->tag, f->count, f->size, f->count*f->size));
157 for (i=0; i<f->count; i++) {
158 p = (void **)malloc(f->size, M_DEVBUF, M_WAITOK);
159 if (!p) return (ENXIO);
165 for (f=vbus_ext->freelist_dma_head; f; f=f->next) {
168 HPT_ASSERT((f->size & (f->alignment-1))==0);
170 for (order=0, size=PAGE_SIZE; size<f->size; order++, size<<=1) ;
172 KdPrint(("%s: %d*%d=%d bytes, order %d",
173 f->tag, f->count, f->size, f->count*f->size, order));
174 HPT_ASSERT(f->alignment<=PAGE_SIZE);
176 for (i=0; i<f->count;) {
177 p = (void **)__get_free_pages(order);
179 for (j = size/f->size; j && i<f->count; i++,j--) {
181 *(BUS_ADDRESS *)(p+1) = (BUS_ADDRESS)vtophys(p);
183 p = (void **)((unsigned long)p + f->size);
188 HPT_ASSERT(PAGE_SIZE==DMAPOOL_PAGE_SIZE);
190 for (i=0; i<os_max_cache_pages; i++) {
191 p = (void **)__get_free_pages(0);
193 HPT_ASSERT(((HPT_UPTR)p & (DMAPOOL_PAGE_SIZE-1))==0);
194 dmapool_put_page((PVBUS)vbus_ext->vbus, p, (BUS_ADDRESS)vtophys(p));
200 static void hpt_free_mem(PVBUS_EXT vbus_ext)
207 for (f=vbus_ext->freelist_head; f; f=f->next) {
209 if (f->count!=f->reserved_count) {
210 KdPrint(("memory leak for freelist %s (%d/%d)", f->tag, f->count, f->reserved_count));
213 while ((p=freelist_get(f)))
217 for (i=0; i<os_max_cache_pages; i++) {
218 p = dmapool_get_page((PVBUS)vbus_ext->vbus, &bus);
223 for (f=vbus_ext->freelist_dma_head; f; f=f->next) {
226 if (f->count!=f->reserved_count) {
227 KdPrint(("memory leak for dma freelist %s (%d/%d)", f->tag, f->count, f->reserved_count));
230 for (order=0, size=PAGE_SIZE; size<f->size; order++, size<<=1) ;
232 while ((p=freelist_get_dma(f, &bus))) {
234 free_pages(p, order);
236 /* can't free immediately since other blocks in this page may still be in the list */
237 if (((HPT_UPTR)p & (PAGE_SIZE-1))==0)
238 dmapool_put_page((PVBUS)vbus_ext->vbus, p, bus);
243 while ((p = dmapool_get_page((PVBUS)vbus_ext->vbus, &bus)))
247 static int hpt_init_vbus(PVBUS_EXT vbus_ext)
251 for (hba = vbus_ext->hba_list; hba; hba = hba->next)
252 if (!hba->ldm_adapter.him->initialize(hba->ldm_adapter.him_handle)) {
253 KdPrint(("fail to initialize %p", hba));
257 ldm_initialize_vbus((PVBUS)vbus_ext->vbus, &vbus_ext->hba_list->ldm_adapter);
261 static void hpt_flush_done(PCOMMAND pCmd)
263 PVDEV vd = pCmd->target;
265 if (mIsArray(vd->type) && vd->u.array.transform && vd!=vd->u.array.transform->target) {
266 vd = vd->u.array.transform->target;
269 pCmd->Result = RETURN_PENDING;
270 vdev_queue_cmd(pCmd);
274 *(int *)pCmd->priv = 1;
279 * flush a vdev (without retry).
281 static int hpt_flush_vdev(PVBUS_EXT vbus_ext, PVDEV vd)
284 int result = 0, done;
287 KdPrint(("flusing dev %p", vd));
289 hpt_lock_vbus(vbus_ext);
291 if (mIsArray(vd->type) && vd->u.array.transform)
292 count = MAX(vd->u.array.transform->source->cmds_per_request,
293 vd->u.array.transform->target->cmds_per_request);
295 count = vd->cmds_per_request;
297 pCmd = ldm_alloc_cmds(vd->vbus, count);
300 hpt_unlock_vbus(vbus_ext);
304 pCmd->type = CMD_TYPE_FLUSH;
305 pCmd->flags.hard_flush = 1;
307 pCmd->done = hpt_flush_done;
314 while (hpt_sleep(vbus_ext, pCmd, PPAUSE, "hptfls", HPT_OSM_TIMEOUT)) {
315 ldm_reset_vbus(vd->vbus);
319 KdPrint(("flush result %d", pCmd->Result));
321 if (pCmd->Result!=RETURN_SUCCESS)
326 hpt_unlock_vbus(vbus_ext);
331 static void hpt_stop_tasks(PVBUS_EXT vbus_ext);
332 static void hpt_shutdown_vbus(PVBUS_EXT vbus_ext, int howto)
334 PVBUS vbus = (PVBUS)vbus_ext->vbus;
338 KdPrint(("hpt_shutdown_vbus"));
340 /* stop all ctl tasks and disable the worker taskqueue */
341 hpt_stop_tasks(vbus_ext);
342 vbus_ext->worker.ta_context = 0;
345 for (i=0; i<osm_max_targets; i++) {
346 PVDEV vd = ldm_find_target(vbus, i);
349 if (hpt_flush_vdev(vbus_ext, vd))
350 hpt_flush_vdev(vbus_ext, vd);
354 hpt_lock_vbus(vbus_ext);
356 hpt_unlock_vbus(vbus_ext);
358 ldm_release_vbus(vbus);
360 for (hba=vbus_ext->hba_list; hba; hba=hba->next)
361 bus_teardown_intr(hba->pcidev, hba->irq_res, hba->irq_handle);
363 hpt_free_mem(vbus_ext);
365 while ((hba=vbus_ext->hba_list)) {
366 vbus_ext->hba_list = hba->next;
367 free(hba->ldm_adapter.him_handle, M_DEVBUF);
370 free(vbus_ext, M_DEVBUF);
371 KdPrint(("hpt_shutdown_vbus done"));
374 static void __hpt_do_tasks(PVBUS_EXT vbus_ext)
378 tasks = vbus_ext->tasks;
385 t->func(vbus_ext->vbus, t->data);
389 static void hpt_do_tasks(PVBUS_EXT vbus_ext, int pending)
392 hpt_lock_vbus(vbus_ext);
393 __hpt_do_tasks(vbus_ext);
394 hpt_unlock_vbus(vbus_ext);
398 static void hpt_action(struct cam_sim *sim, union ccb *ccb);
399 static void hpt_poll(struct cam_sim *sim);
400 static void hpt_async(void * callback_arg, u_int32_t code, struct cam_path * path, void * arg);
401 static void hpt_pci_intr(void *arg);
403 static __inline POS_CMDEXT cmdext_get(PVBUS_EXT vbus_ext)
405 POS_CMDEXT p = vbus_ext->cmdext_list;
407 vbus_ext->cmdext_list = p->next;
411 static __inline void cmdext_put(POS_CMDEXT p)
413 p->next = p->vbus_ext->cmdext_list;
414 p->vbus_ext->cmdext_list = p;
417 static void hpt_timeout(void *arg)
419 PCOMMAND pCmd = (PCOMMAND)arg;
420 POS_CMDEXT ext = (POS_CMDEXT)pCmd->priv;
422 KdPrint(("pCmd %p timeout", pCmd));
424 ldm_reset_vbus((PVBUS)ext->vbus_ext->vbus);
427 static void os_cmddone(PCOMMAND pCmd)
429 POS_CMDEXT ext = (POS_CMDEXT)pCmd->priv;
430 union ccb *ccb = ext->ccb;
432 KdPrint(("os_cmddone(%p, %d)", pCmd, pCmd->Result));
434 untimeout(hpt_timeout, pCmd, ccb->ccb_h.timeout_ch);
436 switch(pCmd->Result) {
438 ccb->ccb_h.status = CAM_REQ_CMP;
440 case RETURN_BAD_DEVICE:
441 ccb->ccb_h.status = CAM_DEV_NOT_THERE;
443 case RETURN_DEVICE_BUSY:
444 ccb->ccb_h.status = CAM_BUSY;
446 case RETURN_INVALID_REQUEST:
447 ccb->ccb_h.status = CAM_REQ_INVALID;
449 case RETURN_SELECTION_TIMEOUT:
450 ccb->ccb_h.status = CAM_SEL_TIMEOUT;
453 ccb->ccb_h.status = CAM_BUSY;
456 ccb->ccb_h.status = CAM_SCSI_STATUS_ERROR;
460 if (pCmd->flags.data_in) {
461 bus_dmamap_sync(ext->vbus_ext->io_dmat, ext->dma_map, BUS_DMASYNC_POSTREAD);
463 else if (pCmd->flags.data_out) {
464 bus_dmamap_sync(ext->vbus_ext->io_dmat, ext->dma_map, BUS_DMASYNC_POSTWRITE);
467 bus_dmamap_unload(ext->vbus_ext->io_dmat, ext->dma_map);
474 static int os_buildsgl(PCOMMAND pCmd, PSG pSg, int logical)
476 POS_CMDEXT ext = (POS_CMDEXT)pCmd->priv;
477 union ccb *ccb = ext->ccb;
478 bus_dma_segment_t *sgList = (bus_dma_segment_t *)ccb->csio.data_ptr;
482 if (ccb->ccb_h.flags & CAM_DATA_PHYS)
483 panic("physical address unsupported");
485 if (ccb->ccb_h.flags & CAM_SCATTER_VALID) {
486 if (ccb->ccb_h.flags & CAM_SG_LIST_PHYS)
487 panic("physical address unsupported");
489 for (idx = 0; idx < ccb->csio.sglist_cnt; idx++) {
490 os_set_sgptr(&pSg[idx], (HPT_U8 *)(HPT_UPTR)sgList[idx].ds_addr);
491 pSg[idx].size = sgList[idx].ds_len;
492 pSg[idx].eot = (idx==ccb->csio.sglist_cnt-1)? 1 : 0;
496 os_set_sgptr(pSg, (HPT_U8 *)ccb->csio.data_ptr);
497 pSg->size = ccb->csio.dxfer_len;
503 /* since we have provided physical sg, nobody will ask us to build physical sg */
508 static void hpt_io_dmamap_callback(void *arg, bus_dma_segment_t *segs, int nsegs, int error)
510 PCOMMAND pCmd = (PCOMMAND)arg;
511 POS_CMDEXT ext = (POS_CMDEXT)pCmd->priv;
515 HPT_ASSERT(pCmd->flags.physical_sg);
517 if (error || nsegs == 0)
518 panic("busdma error");
520 HPT_ASSERT(nsegs<=os_max_sg_descriptors);
522 for (idx = 0; idx < nsegs; idx++, psg++) {
523 psg->addr.bus = segs[idx].ds_addr;
524 psg->size = segs[idx].ds_len;
529 if (pCmd->flags.data_in) {
530 bus_dmamap_sync(ext->vbus_ext->io_dmat, ext->dma_map, BUS_DMASYNC_PREREAD);
532 else if (pCmd->flags.data_out) {
533 bus_dmamap_sync(ext->vbus_ext->io_dmat, ext->dma_map, BUS_DMASYNC_PREWRITE);
536 ext->ccb->ccb_h.timeout_ch = timeout(hpt_timeout, pCmd, HPT_OSM_TIMEOUT);
540 static void hpt_scsi_io(PVBUS_EXT vbus_ext, union ccb *ccb)
542 PVBUS vbus = (PVBUS)vbus_ext->vbus;
548 if (ccb->ccb_h.flags & CAM_CDB_POINTER)
549 cdb = ccb->csio.cdb_io.cdb_ptr;
551 cdb = ccb->csio.cdb_io.cdb_bytes;
553 KdPrint(("hpt_scsi_io: ccb %x id %d lun %d cdb %x-%x-%x",
555 ccb->ccb_h.target_id, ccb->ccb_h.target_lun,
556 *(HPT_U32 *)&cdb[0], *(HPT_U32 *)&cdb[4], *(HPT_U32 *)&cdb[8]
559 /* ccb->ccb_h.path_id is not our bus id - don't check it */
560 if (ccb->ccb_h.target_lun != 0 ||
561 ccb->ccb_h.target_id >= osm_max_targets ||
562 (ccb->ccb_h.flags & CAM_CDB_PHYS))
564 ccb->ccb_h.status = CAM_TID_INVALID;
569 vd = ldm_find_target(vbus, ccb->ccb_h.target_id);
572 ccb->ccb_h.status = CAM_TID_INVALID;
578 case TEST_UNIT_READY:
579 case START_STOP_UNIT:
580 case SYNCHRONIZE_CACHE:
581 ccb->ccb_h.status = CAM_REQ_CMP;
586 PINQUIRYDATA inquiryData;
587 memset(ccb->csio.data_ptr, 0, ccb->csio.dxfer_len);
588 inquiryData = (PINQUIRYDATA)ccb->csio.data_ptr;
590 inquiryData->AdditionalLength = 31;
591 inquiryData->CommandQueue = 1;
592 memcpy(&inquiryData->VendorId, "HPT ", 8);
593 memcpy(&inquiryData->ProductId, "DISK 0_0 ", 16);
595 if (vd->target_id / 10) {
596 inquiryData->ProductId[7] = (vd->target_id % 100) / 10 + '0';
597 inquiryData->ProductId[8] = (vd->target_id % 100) % 10 + '0';
600 inquiryData->ProductId[7] = (vd->target_id % 100) % 10 + '0';
602 memcpy(&inquiryData->ProductRevisionLevel, "4.00", 4);
604 ccb->ccb_h.status = CAM_REQ_CMP;
610 HPT_U8 *rbuf = ccb->csio.data_ptr;
613 if (vd->capacity>0xfffffffful)
616 cap = vd->capacity - 1;
618 rbuf[0] = (HPT_U8)(cap>>24);
619 rbuf[1] = (HPT_U8)(cap>>16);
620 rbuf[2] = (HPT_U8)(cap>>8);
621 rbuf[3] = (HPT_U8)cap;
627 ccb->ccb_h.status = CAM_REQ_CMP;
631 case SERVICE_ACTION_IN:
633 HPT_U8 *rbuf = ccb->csio.data_ptr;
634 HPT_U64 cap = vd->capacity - 1;
636 rbuf[0] = (HPT_U8)(cap>>56);
637 rbuf[1] = (HPT_U8)(cap>>48);
638 rbuf[2] = (HPT_U8)(cap>>40);
639 rbuf[3] = (HPT_U8)(cap>>32);
640 rbuf[4] = (HPT_U8)(cap>>24);
641 rbuf[5] = (HPT_U8)(cap>>16);
642 rbuf[6] = (HPT_U8)(cap>>8);
643 rbuf[7] = (HPT_U8)cap;
649 ccb->ccb_h.status = CAM_REQ_CMP;
662 pCmd = ldm_alloc_cmds(vbus, vd->cmds_per_request);
664 KdPrint(("Failed to allocate command!"));
665 ccb->ccb_h.status = CAM_BUSY;
673 pCmd->uCmd.Ide.Lba = ((HPT_U32)cdb[1] << 16) | ((HPT_U32)cdb[2] << 8) | (HPT_U32)cdb[3];
674 pCmd->uCmd.Ide.nSectors = (HPT_U16) cdb[4];
680 ((HPT_U64)cdb[2]<<56) |
681 ((HPT_U64)cdb[3]<<48) |
682 ((HPT_U64)cdb[4]<<40) |
683 ((HPT_U64)cdb[5]<<32) |
684 ((HPT_U64)cdb[6]<<24) |
685 ((HPT_U64)cdb[7]<<16) |
686 ((HPT_U64)cdb[8]<<8) |
688 pCmd->uCmd.Ide.Lba = block;
689 pCmd->uCmd.Ide.nSectors = (HPT_U16)cdb[13] | ((HPT_U16)cdb[12]<<8);
694 pCmd->uCmd.Ide.Lba = (HPT_U32)cdb[5] | ((HPT_U32)cdb[4] << 8) | ((HPT_U32)cdb[3] << 16) | ((HPT_U32)cdb[2] << 24);
695 pCmd->uCmd.Ide.nSectors = (HPT_U16) cdb[8] | ((HPT_U16)cdb[7]<<8);
703 pCmd->flags.data_in = 1;
708 pCmd->flags.data_out = 1;
711 pCmd->priv = ext = cmdext_get(vbus_ext);
715 pCmd->done = os_cmddone;
716 pCmd->buildsgl = os_buildsgl;
718 pCmd->psg = ext->psg;
720 if (ccb->ccb_h.flags & CAM_SCATTER_VALID) {
722 bus_dma_segment_t *sgList = (bus_dma_segment_t *)ccb->csio.data_ptr;
724 if (ccb->ccb_h.flags & CAM_SG_LIST_PHYS)
725 pCmd->flags.physical_sg = 1;
727 for (idx = 0; idx < ccb->csio.sglist_cnt; idx++) {
728 pCmd->psg[idx].addr.bus = sgList[idx].ds_addr;
729 pCmd->psg[idx].size = sgList[idx].ds_len;
730 pCmd->psg[idx].eot = (idx==ccb->csio.sglist_cnt-1)? 1 : 0;
733 ccb->ccb_h.timeout_ch = timeout(hpt_timeout, pCmd, HPT_OSM_TIMEOUT);
738 pCmd->flags.physical_sg = 1;
739 error = bus_dmamap_load(vbus_ext->io_dmat,
741 ccb->csio.data_ptr, ccb->csio.dxfer_len,
742 hpt_io_dmamap_callback, pCmd,
745 KdPrint(("bus_dmamap_load return %d", error));
746 if (error && error!=EINPROGRESS) {
747 os_printk("bus_dmamap_load error %d", error);
750 ccb->ccb_h.status = CAM_REQ_CMP_ERR;
758 ccb->ccb_h.status = CAM_REQ_INVALID;
766 static void hpt_action(struct cam_sim *sim, union ccb *ccb)
768 PVBUS_EXT vbus_ext = (PVBUS_EXT)cam_sim_softc(sim);
770 KdPrint(("hpt_action(fn=%d, id=%d)", ccb->ccb_h.func_code, ccb->ccb_h.target_id));
772 switch (ccb->ccb_h.func_code) {
775 hpt_lock_vbus(vbus_ext);
776 hpt_scsi_io(vbus_ext, ccb);
777 hpt_unlock_vbus(vbus_ext);
781 hpt_lock_vbus(vbus_ext);
782 ldm_reset_vbus((PVBUS)vbus_ext->vbus);
783 hpt_unlock_vbus(vbus_ext);
786 case XPT_GET_TRAN_SETTINGS:
787 case XPT_SET_TRAN_SETTINGS:
788 ccb->ccb_h.status = CAM_FUNC_NOTAVAIL;
791 case XPT_CALC_GEOMETRY:
792 ccb->ccg.heads = 255;
793 ccb->ccg.secs_per_track = 63;
794 ccb->ccg.cylinders = ccb->ccg.volume_size / (ccb->ccg.heads * ccb->ccg.secs_per_track);
795 ccb->ccb_h.status = CAM_REQ_CMP;
800 struct ccb_pathinq *cpi = &ccb->cpi;
802 cpi->version_num = 1;
803 cpi->hba_inquiry = PI_SDTR_ABLE;
804 cpi->target_sprt = 0;
805 cpi->hba_misc = PIM_NOBUSRESET;
806 cpi->hba_eng_cnt = 0;
807 cpi->max_target = osm_max_targets;
809 cpi->unit_number = cam_sim_unit(sim);
810 cpi->bus_id = cam_sim_bus(sim);
811 cpi->initiator_id = osm_max_targets;
812 cpi->base_transfer_speed = 3300;
814 strncpy(cpi->sim_vid, "FreeBSD", SIM_IDLEN);
815 strncpy(cpi->hba_vid, "HPT ", HBA_IDLEN);
816 strncpy(cpi->dev_name, cam_sim_name(sim), DEV_IDLEN);
817 cpi->ccb_h.status = CAM_REQ_CMP;
822 ccb->ccb_h.status = CAM_REQ_INVALID;
830 static void hpt_pci_intr(void *arg)
832 PVBUS_EXT vbus_ext = (PVBUS_EXT)arg;
833 hpt_lock_vbus(vbus_ext);
834 ldm_intr((PVBUS)vbus_ext->vbus);
835 hpt_unlock_vbus(vbus_ext);
838 static void hpt_poll(struct cam_sim *sim)
840 hpt_pci_intr(cam_sim_softc(sim));
843 static void hpt_async(void * callback_arg, u_int32_t code, struct cam_path * path, void * arg)
845 KdPrint(("hpt_async"));
848 static int hpt_shutdown(device_t dev)
850 KdPrint(("hpt_shutdown(dev=%p)", dev));
854 static int hpt_detach(device_t dev)
856 /* we don't allow the driver to be unloaded. */
860 static void hpt_ioctl_done(struct _IOCTL_ARG *arg)
866 static void __hpt_do_ioctl(PVBUS_EXT vbus_ext, IOCTL_ARG *ioctl_args)
868 ioctl_args->result = -1;
869 ioctl_args->done = hpt_ioctl_done;
870 ioctl_args->ioctl_cmnd = (void *)1;
872 hpt_lock_vbus(vbus_ext);
873 ldm_ioctl((PVBUS)vbus_ext->vbus, ioctl_args);
875 while (ioctl_args->ioctl_cmnd) {
876 if (hpt_sleep(vbus_ext, ioctl_args, PPAUSE, "hptctl", HPT_OSM_TIMEOUT)==0)
878 ldm_reset_vbus((PVBUS)vbus_ext->vbus);
879 __hpt_do_tasks(vbus_ext);
882 /* KdPrint(("ioctl %x result %d", ioctl_args->dwIoControlCode, ioctl_args->result)); */
884 hpt_unlock_vbus(vbus_ext);
887 static void hpt_do_ioctl(IOCTL_ARG *ioctl_args)
892 ldm_for_each_vbus(vbus, vbus_ext) {
893 __hpt_do_ioctl(vbus_ext, ioctl_args);
894 if (ioctl_args->result!=HPT_IOCTL_RESULT_WRONG_VBUS)
899 #define HPT_DO_IOCTL(code, inbuf, insize, outbuf, outsize) ({\
901 arg.dwIoControlCode = code;\
902 arg.lpInBuffer = inbuf;\
903 arg.lpOutBuffer = outbuf;\
904 arg.nInBufferSize = insize;\
905 arg.nOutBufferSize = outsize;\
906 arg.lpBytesReturned = 0;\
911 #define DEVICEID_VALID(id) ((id) && ((HPT_U32)(id)!=0xffffffff))
913 static int hpt_get_logical_devices(DEVICEID * pIds, int nMaxCount)
916 HPT_U32 count = nMaxCount-1;
918 if (HPT_DO_IOCTL(HPT_IOCTL_GET_LOGICAL_DEVICES,
919 &count, sizeof(HPT_U32), pIds, sizeof(DEVICEID)*nMaxCount))
922 nMaxCount = (int)pIds[0];
923 for (i=0; i<nMaxCount; i++) pIds[i] = pIds[i+1];
927 static int hpt_get_device_info_v3(DEVICEID id, PLOGICAL_DEVICE_INFO_V3 pInfo)
929 return HPT_DO_IOCTL(HPT_IOCTL_GET_DEVICE_INFO_V3,
930 &id, sizeof(DEVICEID), pInfo, sizeof(LOGICAL_DEVICE_INFO_V3));
933 /* not belong to this file logically, but we want to use ioctl interface */
934 static int __hpt_stop_tasks(PVBUS_EXT vbus_ext, DEVICEID id)
936 LOGICAL_DEVICE_INFO_V3 devinfo;
938 DEVICEID param[2] = { id, 0 };
940 if (hpt_get_device_info_v3(id, &devinfo))
943 if (devinfo.Type!=LDT_ARRAY)
946 if (devinfo.u.array.Flags & ARRAY_FLAG_REBUILDING)
947 param[1] = AS_REBUILD_ABORT;
948 else if (devinfo.u.array.Flags & ARRAY_FLAG_VERIFYING)
949 param[1] = AS_VERIFY_ABORT;
950 else if (devinfo.u.array.Flags & ARRAY_FLAG_INITIALIZING)
951 param[1] = AS_INITIALIZE_ABORT;
952 else if (devinfo.u.array.Flags & ARRAY_FLAG_TRANSFORMING)
953 param[1] = AS_TRANSFORM_ABORT;
957 KdPrint(("SET_ARRAY_STATE(%x, %d)", param[0], param[1]));
958 result = HPT_DO_IOCTL(HPT_IOCTL_SET_ARRAY_STATE,
959 param, sizeof(param), 0, 0);
961 for (i=0; i<devinfo.u.array.nDisk; i++)
962 if (DEVICEID_VALID(devinfo.u.array.Members[i]))
963 __hpt_stop_tasks(vbus_ext, devinfo.u.array.Members[i]);
968 static void hpt_stop_tasks(PVBUS_EXT vbus_ext)
973 count = hpt_get_logical_devices((DEVICEID *)&ids, sizeof(ids)/sizeof(ids[0]));
975 for (i=0; i<count; i++)
976 __hpt_stop_tasks(vbus_ext, ids[i]);
979 static d_open_t hpt_open;
980 static d_close_t hpt_close;
981 static d_ioctl_t hpt_ioctl;
982 static void hpt_bus_scan_cb(struct cam_periph *periph, union ccb *ccb);
983 static int hpt_rescan_bus(void);
985 static struct cdevsw hpt_cdevsw = {
987 .d_close = hpt_close,
988 .d_ioctl = hpt_ioctl,
989 .d_name = driver_name,
990 #if __FreeBSD_version>=503000
991 .d_version = D_VERSION,
993 #if (__FreeBSD_version>=503000 && __FreeBSD_version<600034)
994 .d_flags = D_NEEDGIANT,
996 #if __FreeBSD_version<600034
997 #if __FreeBSD_version>501000
1000 .d_maj = HPT_DEV_MAJOR,
1005 static struct intr_config_hook hpt_ich;
1008 * hpt_final_init will be called after all hpt_attach.
1010 static void hpt_final_init(void *dummy)
1017 /* Clear the config hook */
1018 config_intrhook_disestablish(&hpt_ich);
1020 /* allocate memory */
1022 ldm_for_each_vbus(vbus, vbus_ext) {
1023 if (hpt_alloc_mem(vbus_ext)) {
1024 os_printk("out of memory");
1032 os_printk("no controller detected.");
1036 /* initializing hardware */
1037 ldm_for_each_vbus(vbus, vbus_ext) {
1038 /* make timer available here */
1039 callout_handle_init(&vbus_ext->timer);
1040 if (hpt_init_vbus(vbus_ext)) {
1041 os_printk("fail to initialize hardware");
1046 /* register CAM interface */
1047 ldm_for_each_vbus(vbus, vbus_ext) {
1048 struct cam_devq *devq;
1049 struct ccb_setasync ccb;
1051 #if (__FreeBSD_version >= 500000)
1052 mtx_init(&vbus_ext->lock, "hptsleeplock", NULL, MTX_DEF);
1054 if (bus_dma_tag_create(NULL,/* parent */
1056 BUS_SPACE_MAXADDR_32BIT+1, /* boundary */
1057 BUS_SPACE_MAXADDR, /* lowaddr */
1058 BUS_SPACE_MAXADDR, /* highaddr */
1059 NULL, NULL, /* filter, filterarg */
1060 PAGE_SIZE * (os_max_sg_descriptors-1), /* maxsize */
1061 os_max_sg_descriptors, /* nsegments */
1062 0x10000, /* maxsegsize */
1063 BUS_DMA_WAITOK, /* flags */
1064 #if __FreeBSD_version>502000
1065 busdma_lock_mutex, /* lockfunc */
1066 &vbus_ext->lock, /* lockfuncarg */
1068 &vbus_ext->io_dmat /* tag */))
1073 for (i=0; i<os_max_queue_comm; i++) {
1074 POS_CMDEXT ext = (POS_CMDEXT)malloc(sizeof(OS_CMDEXT), M_DEVBUF, M_WAITOK);
1076 os_printk("Can't alloc cmdext(%d)", i);
1079 ext->vbus_ext = vbus_ext;
1080 ext->next = vbus_ext->cmdext_list;
1081 vbus_ext->cmdext_list = ext;
1083 if (bus_dmamap_create(vbus_ext->io_dmat, 0, &ext->dma_map)) {
1084 os_printk("Can't create dma map(%d)", i);
1089 if ((devq = cam_simq_alloc(os_max_queue_comm)) == NULL) {
1090 os_printk("cam_simq_alloc failed");
1094 #if __FreeBSD_version > 700025
1095 vbus_ext->sim = cam_sim_alloc(hpt_action, hpt_poll, driver_name,
1096 vbus_ext, 0, &Giant, os_max_queue_comm, /*tagged*/8, devq);
1098 vbus_ext->sim = cam_sim_alloc(hpt_action, hpt_poll, driver_name,
1099 vbus_ext, 0, os_max_queue_comm, /*tagged*/8, devq);
1102 if (!vbus_ext->sim) {
1103 os_printk("cam_sim_alloc failed");
1104 cam_simq_free(devq);
1108 #if __FreeBSD_version > 700044
1109 if (xpt_bus_register(vbus_ext->sim, NULL, 0) != CAM_SUCCESS) {
1111 if (xpt_bus_register(vbus_ext->sim, 0) != CAM_SUCCESS) {
1113 os_printk("xpt_bus_register failed");
1114 cam_sim_free(vbus_ext->sim, /*free devq*/ TRUE);
1115 vbus_ext->sim = NULL;
1119 if (xpt_create_path(&vbus_ext->path, /*periph */ NULL,
1120 cam_sim_path(vbus_ext->sim), CAM_TARGET_WILDCARD,
1121 CAM_LUN_WILDCARD) != CAM_REQ_CMP)
1123 os_printk("xpt_create_path failed");
1124 xpt_bus_deregister(cam_sim_path(vbus_ext->sim));
1125 cam_sim_free(vbus_ext->sim, /*free_devq*/TRUE);
1126 vbus_ext->sim = NULL;
1130 xpt_setup_ccb(&ccb.ccb_h, vbus_ext->path, /*priority*/5);
1131 ccb.ccb_h.func_code = XPT_SASYNC_CB;
1132 ccb.event_enable = AC_LOST_DEVICE;
1133 ccb.callback = hpt_async;
1134 ccb.callback_arg = vbus_ext;
1135 xpt_action((union ccb *)&ccb);
1137 for (hba = vbus_ext->hba_list; hba; hba = hba->next) {
1139 if ((hba->irq_res = bus_alloc_resource(hba->pcidev,
1140 SYS_RES_IRQ, &rid, 0, ~0ul, 1, RF_SHAREABLE | RF_ACTIVE)) == NULL)
1142 os_printk("can't allocate interrupt");
1146 if (bus_setup_intr(hba->pcidev, hba->irq_res, INTR_TYPE_CAM,
1147 #if __FreeBSD_version > 700025
1148 NULL, hpt_pci_intr, vbus_ext, &hba->irq_handle))
1150 hpt_pci_intr, vbus_ext, &hba->irq_handle))
1153 os_printk("can't set up interrupt");
1156 hba->ldm_adapter.him->intr_control(hba->ldm_adapter.him_handle, HPT_TRUE);
1159 vbus_ext->shutdown_eh = EVENTHANDLER_REGISTER(shutdown_final,
1160 hpt_shutdown_vbus, vbus_ext, SHUTDOWN_PRI_DEFAULT);
1161 if (!vbus_ext->shutdown_eh)
1162 os_printk("Shutdown event registration failed");
1165 ldm_for_each_vbus(vbus, vbus_ext) {
1166 TASK_INIT(&vbus_ext->worker, 0, (task_fn_t *)hpt_do_tasks, vbus_ext);
1167 if (vbus_ext->tasks)
1168 TASK_ENQUEUE(&vbus_ext->worker);
1171 make_dev(&hpt_cdevsw, DRIVER_MINOR, UID_ROOT, GID_OPERATOR,
1172 S_IRUSR | S_IWUSR, driver_name);
1175 #if defined(KLD_MODULE) && (__FreeBSD_version >= 503000)
1177 typedef struct driverlink *driverlink_t;
1179 kobj_class_t driver;
1180 TAILQ_ENTRY(driverlink) link; /* list of drivers in devclass */
1183 typedef TAILQ_HEAD(driver_list, driverlink) driver_list_t;
1186 TAILQ_ENTRY(devclass) link;
1187 devclass_t parent; /* parent in devclass hierarchy */
1188 driver_list_t drivers; /* bus devclasses store drivers for bus */
1190 device_t *devices; /* array of devices indexed by unit */
1191 int maxunit; /* size of devices array */
1194 static void override_kernel_driver(void)
1196 driverlink_t dl, dlfirst;
1197 driver_t *tmpdriver;
1198 devclass_t dc = devclass_find("pci");
1201 dlfirst = TAILQ_FIRST(&dc->drivers);
1202 for (dl = dlfirst; dl; dl = TAILQ_NEXT(dl, link)) {
1203 if(strcmp(dl->driver->name, driver_name) == 0) {
1204 tmpdriver=dl->driver;
1205 dl->driver=dlfirst->driver;
1206 dlfirst->driver=tmpdriver;
1214 #define override_kernel_driver()
1217 static void hpt_init(void *dummy)
1220 os_printk("%s %s", driver_name_long, driver_ver);
1222 override_kernel_driver();
1225 hpt_ich.ich_func = hpt_final_init;
1226 hpt_ich.ich_arg = NULL;
1227 if (config_intrhook_establish(&hpt_ich) != 0) {
1228 printf("%s: cannot establish configuration hook\n",
1233 SYSINIT(hptinit, SI_SUB_CONFIGURE, SI_ORDER_FIRST, hpt_init, NULL);
1236 * CAM driver interface
1238 static device_method_t driver_methods[] = {
1239 /* Device interface */
1240 DEVMETHOD(device_probe, hpt_probe),
1241 DEVMETHOD(device_attach, hpt_attach),
1242 DEVMETHOD(device_detach, hpt_detach),
1243 DEVMETHOD(device_shutdown, hpt_shutdown),
1247 static driver_t hpt_pci_driver = {
1253 static devclass_t hpt_devclass;
1256 #error "no TARGETNAME found"
1259 /* use this to make TARGETNAME be expanded */
1260 #define __DRIVER_MODULE(p1, p2, p3, p4, p5, p6) DRIVER_MODULE(p1, p2, p3, p4, p5, p6)
1261 #define __MODULE_VERSION(p1, p2) MODULE_VERSION(p1, p2)
1262 #define __MODULE_DEPEND(p1, p2, p3, p4, p5) MODULE_DEPEND(p1, p2, p3, p4, p5)
1263 __DRIVER_MODULE(TARGETNAME, pci, hpt_pci_driver, hpt_devclass, 0, 0);
1264 __MODULE_VERSION(TARGETNAME, 1);
1265 __MODULE_DEPEND(TARGETNAME, cam, 1, 1, 1);
1267 #if __FreeBSD_version>503000
1268 typedef struct cdev * ioctl_dev_t;
1270 typedef dev_t ioctl_dev_t;
1273 #if __FreeBSD_version >= 500000
1274 typedef struct thread * ioctl_thread_t;
1276 typedef struct proc * ioctl_thread_t;
1279 static int hpt_open(ioctl_dev_t dev, int flags, int devtype, ioctl_thread_t td)
1284 static int hpt_close(ioctl_dev_t dev, int flags, int devtype, ioctl_thread_t td)
1289 static int hpt_ioctl(ioctl_dev_t dev, u_long cmd, caddr_t data, int fflag, ioctl_thread_t td)
1291 PHPT_IOCTL_PARAM piop=(PHPT_IOCTL_PARAM)data;
1292 IOCTL_ARG ioctl_args;
1293 HPT_U32 bytesReturned;
1296 case HPT_DO_IOCONTROL:
1298 if (piop->Magic == HPT_IOCTL_MAGIC || piop->Magic == HPT_IOCTL_MAGIC32) {
1299 KdPrint(("ioctl=%x in=%p len=%d out=%p len=%d\n",
1300 piop->dwIoControlCode,
1302 piop->nInBufferSize,
1304 piop->nOutBufferSize));
1306 memset(&ioctl_args, 0, sizeof(ioctl_args));
1308 ioctl_args.dwIoControlCode = piop->dwIoControlCode;
1309 ioctl_args.nInBufferSize = piop->nInBufferSize;
1310 ioctl_args.nOutBufferSize = piop->nOutBufferSize;
1311 ioctl_args.lpBytesReturned = &bytesReturned;
1313 if (ioctl_args.nInBufferSize) {
1314 ioctl_args.lpInBuffer = malloc(ioctl_args.nInBufferSize, M_DEVBUF, M_WAITOK);
1315 if (!ioctl_args.lpInBuffer)
1317 if (copyin((void*)piop->lpInBuffer,
1318 ioctl_args.lpInBuffer, piop->nInBufferSize))
1322 if (ioctl_args.nOutBufferSize) {
1323 ioctl_args.lpOutBuffer = malloc(ioctl_args.nOutBufferSize, M_DEVBUF, M_WAITOK);
1324 if (!ioctl_args.lpOutBuffer)
1328 #if (__FreeBSD_version >= 500000)
1332 hpt_do_ioctl(&ioctl_args);
1334 #if (__FreeBSD_version >= 500000)
1338 if (ioctl_args.result==HPT_IOCTL_RESULT_OK) {
1339 if (piop->nOutBufferSize) {
1340 if (copyout(ioctl_args.lpOutBuffer,
1341 (void*)piop->lpOutBuffer, piop->nOutBufferSize))
1344 if (piop->lpBytesReturned) {
1345 if (copyout(&bytesReturned,
1346 (void*)piop->lpBytesReturned, sizeof(HPT_U32)))
1349 if (ioctl_args.lpInBuffer) free(ioctl_args.lpInBuffer, M_DEVBUF);
1350 if (ioctl_args.lpOutBuffer) free(ioctl_args.lpOutBuffer, M_DEVBUF);
1354 if (ioctl_args.lpInBuffer) free(ioctl_args.lpInBuffer, M_DEVBUF);
1355 if (ioctl_args.lpOutBuffer) free(ioctl_args.lpOutBuffer, M_DEVBUF);
1363 return hpt_rescan_bus();
1366 KdPrint(("invalid command!"));
1372 static int hpt_rescan_bus(void)
1374 struct cam_path *path;
1379 #if (__FreeBSD_version >= 500000)
1383 ldm_for_each_vbus(vbus, vbus_ext) {
1384 if (xpt_create_path(&path, xpt_periph, cam_sim_path(vbus_ext->sim),
1385 CAM_TARGET_WILDCARD, CAM_LUN_WILDCARD) != CAM_REQ_CMP)
1387 if ((ccb = malloc(sizeof(union ccb), M_TEMP, M_WAITOK)) == NULL)
1389 bzero(ccb, sizeof(union ccb));
1390 xpt_setup_ccb(&ccb->ccb_h, path, 5);
1391 ccb->ccb_h.func_code = XPT_SCAN_BUS;
1392 ccb->ccb_h.cbfcnp = hpt_bus_scan_cb;
1393 ccb->crcn.flags = CAM_FLAG_NONE;
1397 #if (__FreeBSD_version >= 500000)
1404 static void hpt_bus_scan_cb(struct cam_periph *periph, union ccb *ccb)
1406 if (ccb->ccb_h.status != CAM_REQ_CMP)
1407 KdPrint(("cam_scan_callback: failure status = %x",ccb->ccb_h.status));
1409 KdPrint(("Scan bus successfully!"));
1411 xpt_free_path(ccb->ccb_h.path);